# DOT and non-DOT drug and alcohol testing in Southfield and Detroit, Michigan

Asset Risk Inc. provides DOT and non-DOT drug and alcohol testing at its two Michigan clinics in Southfield and Detroit. Walk-ins are accepted for drug testing, and scheduled appointments are served first.

## Tests offered

- Urine, saliva (oral fluid), hair and breath alcohol testing.
- Pre-employment, random, post-accident, reasonable suspicion and return-to-duty programs.
- DOT alcohol clearance testing.
- Testing that follows FMCSA, DOT and workplace regulations, with DOT 49 CFR Part 40 chain-of-custody protocols.

## How results are handled

- Specimens are sealed with a tamper-evident seal and a custody and control form (eCCF paperless custody is available).
- Processing at SAMHSA-certified laboratories, with Medical Review Officer (MRO) review of positives.
- Partners include eScreen, Quest Diagnostics, Labcorp, CRL (Clinical Reference Laboratory) and Recovery Trek for return-to-duty support.

## Walk-ins and hours

- Walk-ins are accepted for drug testing only; scheduled appointments are served first.
- The last drug screen of the day is at 4:00 PM on weekdays and 1:00 PM on Saturdays.
- Saturday service is every other week, so call before you come.

## Where

- Southfield, MI clinic: 24901 Northwestern Highway, Suite 615, Southfield, MI 48075. Telephone (248) 569-5042. https://assetriskinc.com/locations/southfield-mi
- Detroit, MI clinic: 985 E. Jefferson Avenue, Suite 100, Detroit, MI 48207. Telephone (313) 524-2080. https://assetriskinc.com/locations/detroit-mi

## Hours

- Monday to Friday: 8:00 AM to 5:00 PM (lunch noon to 1:00 PM; last drug screen 4:00 PM)
- Saturday: 8:00 AM to 2:00 PM every other week (last drug screen 1:00 PM; call to confirm)
- Sunday: closed

## Common questions

**Can I walk in for a drug test?**

Yes. Asset Risk accepts walk-ins for drug testing at its Southfield and Detroit clinics. Scheduled appointments are served first, and the last drug screen is at 4:00 PM on weekdays.

**Does Asset Risk do DOT drug testing?**

Yes. Asset Risk provides both DOT and non-DOT drug and alcohol testing, including pre-employment, random, post-accident, reasonable suspicion and return-to-duty testing, and DOT alcohol clearance testing.

**What kinds of drug tests are available?**

Urine, saliva (oral fluid), hair and breath alcohol testing.

**Where can I get a drug test near Detroit?**

At the Asset Risk clinics at 24901 Northwestern Highway, Suite 615, Southfield, MI 48075, and 985 E. Jefferson Avenue, Suite 100, Detroit, MI 48207. Call Southfield at (248) 569-5042 or Detroit at (313) 524-2080.

Source: https://assetriskinc.com/drug-testing (last reviewed 2026-10-27)